1.Burks, R.A. and Heraty, J.M. 2002. Morphometric analysis of four species of Trichogramma Westwood (Hymenoptera: Trichogrammatidae) attacking codling moth and other tortricid pests in North America. Journal of Hymenoptera Research, 11(2): 167-187.

2.Hassan, E. and Yousuf, M. 2007. First record of Trichogramma plasseyensis Nagaraja (Hymenoptera: Trichogrammatidae), from Central India, and its morphometrics and additional diagnostic characters, Indian Journal of Entomology, 69(1): 58-62.

3.Khan, S. and Yousuf, M. 2017. Morphometric analysis of Trichogramma achaeae Nagaraja and Nagarkatti, an important biological control agent of agriculture and forestry. Journal of Biological Control, 31(20): 90-94.

4.Khan, S., Yousuf, M. and Ikram, M. 2018. Morphometric studies of two species of Trichogramma (Hymenoptera: Trichogrammatidae), Proceeding of Zoological Society (https://doi.org/10.1007/s12595-018-0260-4)

5.Kumari, N.K., Kulkarni, H., Vastrad, A.S. and Goud, K.B. 2010. Biology of eucalyptus gall wasp, Leptocybe invasa Fisher and La Salle (Hymenoptera: Eulophiae). Karnataka Journal of Agricultural Science, 23: 211–212.

6.Ministry of Environment & Natural Resources Management, Republic of Zimbabwe, Zimbabwe’s Fourth National Report to the Convention on biological Diversity. Available from: http://www.cbd.int/doc/world/zw/zwnr-04-en.pdf (December 2010).

7.Mutitu, K.E. 2003. A pest threat to Eucalyptus species in Kenya. KEFRI Technical Report, pp. 12.

8.Neser, S. and Millar, I. 2007. Blastopsylla occidentalis: another new Eucalyptus pest in South Africa. Plant Prot. News, 72: 2

9.Nyeko, P. 2005. The cause, incidence and severity of a new gall damage on eucalyptus species at Oruchinga refugee settlement in Mbarara district, Uganda. Ugandan Journal of Agricultural Science, 11: 47–50

10.Nyeko, P., Mutitu,Nyeko, P., Mutitu, E.K. and Day, R.K. 2007. Farmers knowledge, perceptions and management of the gall-forming wasp, Leptocybe invasa (Hymenoptera: Eulophidae), on Eucalyptus species in Uganda. International Journal of Pest Management, 53: 111–119 E.K. and Day, R.K. 2007. Farmers knowledge, perceptions and management of the gall-forming wasp, Leptocybe invasa (Hymenoptera: Eulophidae), on Eucalyptus species in Uganda. International Journal of Pest Management, 53: 111–119

11.Nyeko, P., Mutitu,Nyeko, P., Mutitu, E.K. and Day, R.K. 2009. Eucalyptus infestation by Leptocybe invasa in Uganda. African Journal of Ecology, 47: 299–307. E.K. and Day, R.K. 2009. Eucalyptus infestation by Leptocybe invasa in Uganda. African Journal of Ecology, 47: 299–307.

12.Platner, G.R., Velten, R.K., Planoutene, M. and Pinto, J.D. 1999. Slide-mounting techniques for Trichogramma (Trichogrammatidae) and other minute parasitic hymenoptera. Entomological News, 110: 56-64

13.Protasov, A., Doganlar, M., LaSalle, J. and Mendel, Z. 2008. Occurrence of two local Megastigmus species parasitic on the eucalyptus gall wasp Leptocybe invasa in Israel and Turkey. Phytoparasitica, 36: 449–459.

14.Querino, R.B. and Zucchi, R.A. 2004. Morphometric analysis in Trichogramma (Hymenoptera: Trichogrammatidae) species. Neotropical Entomology, 33(5): 583-588.

15.Thu, P.Q., Dell, B. and Burgess, T.I. 2009. Susceptibility of 18 eucalypt species to the gall wasp Leptocybe invasa in the nursery and young plantations in Vietnam. Science Asia, 35: 113–117

16.Wilcken, C.F., Soliman, E.P., de Sa, L.A.N., Barbosa, L.R., Dias, T.K., Ferreira-Filho, P.J. and Oliveira, R.J.R. 2010. Bronze Bug Thaumastocoris peregrinus Carpintero and Dellape (Hemiptera: Thaumastocoridae) on Eucalyptus in Brazil and its distribution. Journal of Plant Protection Research, 50: 201–205